|  |  |
| --- | --- |
| (b) | any lien of a repairer, mechanic, hangar-keeper or other similar lien arising in the ordinary course of business by operation of Law in respect of obligations which are not overdue
or are being diligently contested in good faith by appropriate proceedings;  |

  




|  |  |
| --- | --- |
| (c) | any Lessor Lien; and  |

  




|  |  |
| --- | --- |
| (d) | the rights of others under any sub-lease or arrangements to the extent expressly permitted under Section 8.4.  |

  

 but only if (in the case of both (a) and (b)) (i) adequate reserves have been provided by
Lessee for the payment of such Taxes or obligations; and (ii) such proceedings, or the continued existence of the lien, do not give rise to any material risk of any sale, forfeiture or other loss of the Aircraft or any interest therein or any risk
of criminal liability on the part of Lessor or Owner. 

  

 **Permitted
Sub-Lease** means any sub-lease of the Aircraft to a Permitted Sub-Lessee which meets all of the conditions specified in Section 8.4(b).